Hilo Historic Weather Records
Analyse hottest, coldest, windiest & wettest days

Hilo Weather Trend Graph

Temperature (°C)

Months

Months	Historic Min Temp.	Min Temp.	Forecasted Min Temp.	Historic Max Temp.	Max Temp.	Forecasted Max Temp.
	18.893750000000004	18.9		22.893749999999997	23.2
	18.4625	19.6		23.068749999999998	21.2
	18.6625	19.6		23.0875	22.1
	18.46875	19.1		22.556250000000002	20
	18.35	16		22.650000000000002	19.2
	17.862499999999997	16.2		22.53125	19.4
	17.787499999999998	16.3		22.762500000000003	20.3
	17.987499999999997	18.1		22.656249999999996	23.7
	18.14375	19.9		22.799999999999997	23.9
	18.14375	20.3		22.987499999999997	23.9
	18.59375	19.4		23.04375	24.1
	18.875	19.7		23.15	24.3
	18.499999999999996	20.3		23.362499999999997	22
	18.44375	19.7		23.475	25.7
Jan.	18.5125	19.8		23.5	23.8
	18.3625	17.9		23.53125	20.2
	18.968750000000004	17.3		23.39375	20.5
	18.71875	17.6		23.2375	21.2
	18.493750000000002	16		23.2375	23.2
	18.525000000000002	15.4		23.09375	24.1
	18.51875	18		23.03125	23.8
	18.068749999999998	17.4		23.062499999999996	24
	18.231250000000003	16.8		23.1125	23.7
	18.425	18.3		23.075	24.6
	18.450000000000003	17.6		23.093749999999996	24.2
	18.624999999999996	17.9		23.10625	24.4
	18.30625	17.9		23.162499999999998	25.3
	18.275	19		22.862499999999997	25.4
	18.349999999999998	18.8		23.100000000000005	24.9
	18.4875	18.7		23.04375	24.4
	18.637500000000003	19.1		22.818749999999998	24
	18.400000000000002	18.3		23.043750000000003	25.1
	18.38125	18.2		22.706250000000004	26.1
	17.9125	17.2		22.61875	24.8
	18.056250000000002	17.6		22.781250000000004	22.5
	17.849999999999998	15.7		22.675	24.7
	18.512499999999996	16.4		22.881249999999998	25.1
	18.150000000000002	17.2		22.443749999999998	24
	17.468749999999996	18.5		22.15	20.3
	18.093749999999996	18.8		22.175	20.6
	17.900000000000002	20.2		22.4875	22.9
	17.675	19.2		22.262500000000006	20.9
	17.812500000000004	19.7		22.55625	21.1
	18.24375	19.3		22.95	21.9
	18.05	18.6		23.043750000000003	21.7
Feb.	17.987500000000004	18.5		23.125000000000004	20.4
	18.4125	18.6		22.593750000000007	20
	18.65	17.8		22.2875	19.9
	18.425	17.7		22.41875	20.8
	18.375	18.8		22.624999999999996	21
	18.48125	18.4		22.612499999999997	21.9
	18.83125	17.6		22.637500000000003	22.8
	18.70625	17.5		22.393749999999997	22.9
	18.118750000000002	17.3		22.1625	22.3
	18.24375	18.2		21.912499999999998	20.6
	18.29375	18.4		22.2875	19.4
	17.737499999999997	17.8		22.24375	19.9
	17.875	16.5		21.987499999999997	22.3
	18.375000000000004	17.6		22.187499999999996	23.8
	18.3625	20.1		21.78125	23.5
	17.70625	20.1		22.018749999999994	23.3
	17.831250000000004	20.3		22.375	23.2
	18.08125	19.7		22.2	23.4
	17.95	20.2		21.806250000000002	23.3
	17.900000000000002	20.1		21.981250000000003	22.7
	18.193749999999998	19.9		22.056249999999995	22.6
	18.0125	19.6		21.8875	21.9
	18.318749999999998	19.4		21.749999999999996	21.8
	18.181250000000002	18.6		21.493750000000002	23.4
	18	18.4		22.000000000000004	25.6
	18.343750000000004	18.5		22.39375	25.7
	17.974999999999998	20.4		22.3125	26.7
	18.375	21.8		22.9375	25.4
Mar.	18.493749999999995	22.5		23.3	27.2
	18.8875	22.2		22.937500000000004	25.9
	19.075	20.6		22.8625	23.6
	18.80625	21.2		22.525	22.5
	18.2875	19.4		22.268749999999997	24.6
	18.575	20.6		22.456249999999997	25
	18.668750000000003	21		22.599999999999998	26.1
	19.05625	20.8		22.5	24.4
	18.662499999999998	20.2		22.724999999999998	22.7
	18.725	18.6		22.4375	22.4
	18.35625	19.9		22.5375	22
	18.28125	19.3		22.55625	21.8
	18.25	19.4		22.375	21.5
	18.19375	18.4		22.6625	21.1
	18.4	18.7		22.818750000000005	20.2
	18.450000000000003	18.4		22.75625	20.4
	18.174999999999997	16.9		22.68125	20.6
	17.95625	19.1		22.5	21.9
	18.3125	18.2		22.906249999999996	21.6
	18.612499999999997	19		22.662500000000005	21.1
	18.6625	17.1		22.918750000000003	22.8
	18.512499999999996	16.4		22.806250000000002	23.2
	18.15	19		22.387499999999996	23.8
	18.575000000000003	20.2		22.581249999999997	23.8
	18.712500000000002	20.8		22.318749999999998	23.9
	18.3875	20.7		22.199999999999996	24.4
	18.200000000000003	20.8		22.03125	22.3
	18.7375	21.2		22.4	25.4
	18.625000000000004	21.6		22.3375	25.4
	18.524999999999995	20.6		22.075000000000003	25.5
	18.3625	21.3		22.3875	25.7
Apr.	18.618750000000002	21.6		22.775000000000002	25.4
	18.275	21.3		22.55	24.3
	18.23125	20.7		22.418750000000003	24.8
	18.331249999999997	21.5		22.606250000000003	24.1
	18.512500000000003	19.6		23.006249999999998	24.8
	18.937500000000007	21.2		23.156250000000004	25.4
	18.66875	21		23.25	25.3
	18.874999999999996	21.4		23.149999999999995	25.3
	18.775	21.7		23.212500000000002	24.8
	18.543750000000003	20.3		22.693749999999998	23
	17.83125	20.4		22.75625	23.6
	18.168750000000003	19.5		22.68125	24.5
	18.456249999999997	20.4		23.256249999999998	23.7
	18.58125	20.5		23	22.9
	18.51875	20.5		22.9	22.7
	18.375	20		22.393749999999997	22.5
	18.487500000000004	20.5		22.793749999999996	22.4
	18.587500000000002	20.6		22.581250000000004	22.9
	18.5125	21.2		22.962500000000002	23.2
	18.225000000000005	20.3		22.787499999999998	24.2
	18.7375	21.3		22.481250000000003	24
	18.462500000000002	19.8		22.5625	25.4
	18.643749999999994	20.7		22.91875	25.2
	19.093749999999996	20.3		23.124999999999996	25
	19.35625	21.6		23.312499999999996	24.2
	19.33125	21.3		22.993750000000002	24.3
	19.237500000000004	21.1		23.1875	24.1
	18.918750000000003	20.5		22.931250000000002	22.6
	18.512500000000003	21		22.91875	23
	18.900000000000002	20.7		23.05	23.5
May	18.8125	21.6		22.962499999999995	24.3
	18.599999999999998	20.6		23.006250000000005	23.9
	18.787499999999998	21.4		23.3375	25.3
	19.224999999999998	22.4		23.66875	24.1
	19.2	21.9		23.506249999999998	24.2
	19.300000000000004	21.4		23.43125	23.4
	19.41875	20.9		23.3375	22.9
	19.381250000000005	20.8		23.4	22.8
	19.125	20.2		23.34375	22.2
	19.24375	19.3		23.143750000000004	22.9
	19.049999999999997	20.8		22.900000000000002	23.2
	18.925	20.2		22.90625	23.2
	19.400000000000002	18.4		23.231249999999996	23.2
	19.431249999999995	20.6		23.350000000000005	23.2
	19.624999999999996	19.9		23.2	23.2
	19.75	19.7		23.537499999999998	23.8
	19.3625	19.8		23.43125	24.6
	18.95	22		22.993750000000002	25.4
	18.94375	22.7		23.031249999999996	24.5
	19.456249999999997	21.7		23.337499999999995	24.2
	19.64375	20.9		23.1875	24.1
	18.91875	21.4		23.575000000000003	23.3
	19.450000000000003	20.5		23.424999999999997	23.5
	19.787499999999998	20.2		23.49375	24.6
	19.299999999999997	20.4		23.525	24.4
	19.55	19.7		23.4375	24.4
	19.431250000000002	20.9		23.431250000000002	24.2
	19.724999999999998	21.7		23.8125	24
	19.625	20.8		23.662500000000005	24.3
	19.724999999999998	18.9		23.825000000000006	25.5
	19.818750000000005	19.4		23.656250000000004	25.8
Jun.	20.193750000000005	21.6		23.693749999999998	25.1
	19.943749999999998	19.6		23.525	25.3
	20.200000000000003	21.9		23.731250000000003	25.5
	19.81875	21.4		23.86875	26.7
	19.612499999999997	20.6		23.725	27.3
	19.40625	22.8		23.806250000000006	25.7
	19.65625	21.7		23.800000000000004	25.2
	20.16875	21.4		23.9125	25
	20.174999999999997	21.5		24.018749999999997	26.5
	20.1375	21.6		23.96875	24.1
	19.88125	20.4		23.949999999999996	25.1
	19.625000000000004	22		24.3875	24.4
	20.375	21.9		24.074999999999996	24.3
	20.40625	20.1		24.10625	25.6
	20.137499999999996	21.9		24.09375	25.2
	20.38125	21.7		24.106250000000003	25.7
	20.43125	22.5		24.4375	24.8
	20.61875	22.2		24.268749999999994	24.8
	20.243750000000002	21.8		24.218749999999996	24
	20.38125	22		24.212500000000002	24.3
	20.224999999999998	21.4		24.39375	24.9
	20.193749999999998	21.8		24.11875	24.4
	19.943749999999998	21.7		23.84375	24.1
	19.83125	22.2		24.043750000000003	25.1
	19.962500000000002	20.4		24.025000000000002	25.5
	20.056250000000002	22.2		24.11875	25.7
	20.1125	22.5		24.206249999999997	25.2
	20.337500000000002	22.1		24.3125	24.2
	20.106250000000003	20.5		24.0625	23.8
	20.424999999999997	21.2		24.437499999999996	25.1
Jul.	20.39375	20.9		24.275	25.8
	20	20.6		24.150000000000002	26.2
	20.3125	21.8		24.46875	26.3
	20.393749999999994	22.6		24.25625	24.7
	20.612499999999997	21.9		24.224999999999998	24.8
	20.575	20.5		24.331250000000004	26.2
	20.5125	22.4		24.30625	25.7
	20.69375	22.6		24.337500000000002	24.9
	20.693750000000005	22		24.431250000000002	24.8
	20.49375	21.5		24.30625	25.9
	20.650000000000002	21.5		24.387500000000003	24.1
	20.662499999999998	20.9		24.43125	25.2
	20.543749999999996	20.7		24.73125	27.4
	20.6	23.6		24.693749999999998	27.7
	20.900000000000006	22.9		24.50625	27
	20.75625	22.2		24.712499999999995	27.4
	20.525000000000002	22.4		24.281250000000004	25.8
	20.525000000000002	22.5		24.175	24.7
	20.6625	21.1		24.093749999999996	25.5
	20.3125	21		24.2875	27.2
	20.487499999999997	22.1		24.543749999999996	27.4
	20.887500000000003	22.5		24.18125	26.4
	20.587500000000002	22.5		24.406249999999996	25.6
	20.162499999999998	20.9		24.643750000000004	26.3
	20.43125	21.2		24.7	26.7
	20.21875	23.8		24.806250000000002	26.4
	20.506249999999994	23.2		24.64375	27
	20.856249999999996	21.8		24.799999999999997	25.9
	20.462499999999995	21.8		24.537500000000005	26.7
	20.6875	22.6		24.4375	26.9
	20.75	22.2		24.64375	25.2
Aug.	20.35625	22.2		24.737499999999997	24.4
	20.731249999999996		23.8	24.78125		26.7
	20.862499999999997		22.9	24.806250000000002		24.7
	21.1875		22.1	24.7875		25
	20.931250000000002		21.3	24.73125		25.8
	20.9125		23.4	24.781250000000004		25.9
	21.243750000000002		22	25.03125		27
	21.093750000000004		23.1	24.943749999999998		27.2
	21.012500000000003		23.6	24.75625		26.2
	20.95		20.8	24.5		24.5
	20.60625		20.6	24.700000000000006		24.7
	21.093750000000004		20.9	24.65		24.5
	20.468750000000004		20.6	24.612500000000004		24.6
	20.799999999999997		20.8	24.7		24.7
	20.9625		20.9	24.8		24.6
	20.931250000000002		21	24.737500000000004		24.8
	21.012499999999996		21.1	24.956250000000004		24.7
	21.28125		21.3	24.93125		25
	21.08125		20.8	24.743750000000002		24.8
	20.837499999999995		20.8	24.7375		24.8
	21.13125		21.2	24.86875		24.9
	21.2375		21.1	24.93125		24.8
	21.318749999999998		21.4	24.90625		24.9
	21.356250000000003		21.3	24.71875		24.8
	21.468749999999993		21.6	24.943749999999998		25
	21.3875		21.5	25.15625		25.1
	21.48125		21.3	24.71875		24.8
	21.3375		21.3	25.006249999999998		25.1
	21.50625		21.5	25.150000000000002		25.2
	21.631249999999998		21.5	25.181250000000002		25.1
	21.406249999999996		21.3	25.3		25.2
Sep.	21.443749999999998		21.5	25.193749999999998		25.3
	21.23125			24.98125
	21.275			24.887499999999996
	21.018749999999997			24.9375
	21.43125			25.025
	21.262499999999996			25.0375
	21.381249999999998			25.03125
	21.16875			25.049999999999997
	21.275			25.306250000000002
	21.20625			25.25625
	21.3125			25.056250000000002
	21.45625			25.149999999999995
	21.48125			25.200000000000003
	21.375			25.175
	21.0625			25.55625
	21.162499999999998			25.40625
	21.4625			25.187500000000004
	21.568749999999998			25.293749999999996
	21.2125			25.318749999999998
	21.424999999999997			25.243750000000002
	21.5875			25.099999999999998
	21.40625			24.949999999999996
	21.018749999999997			24.962500000000002
	21.6			25.2375
	21.349999999999998			25.668750000000003
	21.456249999999997			25.4625
	21.25			25.26875
	21.693749999999998			25.400000000000006
	21.443749999999998			25.193749999999998
	21.281249999999996			25.3625
Oct.	21.5			25.0625
	21.0125			24.862500000000004
	21.087500000000002			24.731250000000003
	21.400000000000002			25.025000000000002
	21.368750000000002			24.91875
	21.243750000000002			24.975000000000005
	20.8			25.331249999999997
	21.14375			25.306250000000002
	20.775			24.818749999999998
	20.849999999999998			24.975
	21.618750000000002			25.200000000000003
	21.587500000000002			25.03125
	21.018750000000004			24.787499999999998
	20.96875			24.306250000000002
	20.437499999999996			24.75625
	20.79375			24.76875
	21.037499999999998			24.874999999999996
	21			24.881249999999998
	20.79375			24.85625
	20.575			24.45
	20.6375			24.262499999999996
	20.768750000000004			24.181249999999995
	20.506250000000005			24.5875
	20.443749999999994			24.168750000000003
	20.0125			24.03125
	19.51875			23.9375
	19.8375			23.9125
	20.225			24.025
	19.862499999999997			23.59375
	20.174999999999997			23.693749999999998
	20.175			24.2875
Nov.	20.087500000000006			24.106249999999996
	19.837499999999995			23.8875
	19.937500000000004			24.137500000000003
	19.66875			23.61875
	19.79375			23.59375
	19.793750000000003			23.337500000000002
	19.762500000000003			22.96875
	19.80625			23.212500000000002
	19.943749999999998			23.3875
	19.7375			23.443750000000005
	19.76875			23.181250000000002
	19.45625			23.268750000000004
	19.58125			23.099999999999998
	19.249999999999996			23.2875
	19.54375			23.9
	19.73125			23.35
	19.79375			23.324999999999996
	19.4625			23.29375
	19.2875			23.00625
	19.525000000000002			23.181250000000002
	19.6375			23.399999999999995
	19.275			23.3125
	19.19375			23.4375
	19.374999999999996			23.481250000000003
	19.2625			23.456249999999997
	19.54375			23.449999999999996
	19.325			23.518749999999997
	19.3375			23.506249999999998
	19.3			23.156249999999996
	19.168750000000003			22.837500000000006
Dec.	18.843749999999996			22.98125
	18.5125			23.056250000000002
	18.168750000000003			23.112500000000004
	18.7625			23.0875
	19.281249999999996			22.612499999999997
	18.88125			22.7
	19.35625			22.374999999999996
	19.112499999999997			22.44375
	18.59375			22.3125
	18.35			22.86875
	18.668749999999996			23.175000000000004
	18.7625			23.349999999999998
	19.081250000000004			22.987499999999994
	18.987500000000004			22.831249999999997
	18.91875			23.018749999999997
	19.00625			22.8375
	18.993333333333332			22.766666666666666

Max Temp.

Historic Max Temp.

Min Temp.

Historic Min Temp.

Yearly Summary 2026

28°C

Highest Temp

28 Jul. 26

15°C

Lowest Temp

20 Jan. 26

Seasonal Breakdown

Hottest MonthAugust26.15°C

Coldest MonthFebruary18.06°C

Wettest MonthAugust20.01mm

Windiest MonthAugust19.92km/h

Hilo Climate Change InsightsSee how climate patterns are evolving over time. Temperature shifts, rainfall trends, and extreme events—all in one place.

Weather City Ranking GloballyExplore Real time of the world’s hottest & Coldest Cities based on current temperature data.

Frequently Asked Questions

1. What is the hottest month in Hilo historically?

October is historically Hilo's hottest month, with average maximum temperatures around 25°C. During peak heatwave events, the highest recorded temperatures have reached 29°C on 2022-10-21.

2. What is the coldest month in Hilo historically?

February is Hilo's coldest month, with average minimum temperatures around 18°C. The all-time record low of 14°C was recorded on 2017-12-16.

3. What is the average annual rainfall in Hilo over the past 17 years?

Hilo's average annual rainfall is approximately 1867.1mm, based on records spanning 17 years.

4. How many rainy days does Hilo experience on average per year?

Hilo historically records approximately 323.7 rainy days per year. March has the highest number of rain days at an average of 28.4 days.

5. What is the all-time highest temperature ever recorded in Hilo?

The all-time highest temperature recorded in Hilo is 29°C on 2022-10-21.

6. What is the all-time lowest temperature ever recorded in Hilo?

The all-time lowest temperature recorded in Hilo is 14°C on 2017-12-16.

7. What is the windiest time of year in Hilo historically?

Hilo experiences its strongest winds during August. The historic gust record of 62.3 kph was recorded on 2026-08-15.

8. What is the highest and lowest humidity in Hilo during a year?

Usually, Hilo's humidity peaks in March at around 79.3% and drops to its lowest in July at approximately 77.07%.

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Hilo Historic Weather Records
Analyse hottest, coldest, windiest & wettest days

Hilo Weather Trend Graph

Yearly Summary 2026

Seasonal Breakdown

Frequently Asked Questions

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Hilo Historic Weather Records
Analyse hottest, coldest, windiest & wettest days